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Modbus communication
A.9 Modbus holding registers tables
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
335
A.9.11.3
FW update change log
Table A- 138 FW update change log
Modbus
register
Data type /
Size in bytes
Parameter
Description
Default value
[unit]
(unit register)
Value range /
Setting options
Access
level
6900
Unsigned / 2 Newest entry
number
Entry number of new-
est entry. Older entries
have a smaller entry
number.
(Wrap around for 0 -
100).
-
-
Read
only
6981
Unsigned / 2 Entry number
Selection of the entry
number.
-
0 - 20
Read /
write
6919
String / 16
Time stamp
Time stamp of the
parameter change log
entry specified by Entry
number.
Format is YYYY-MM-
DD hh-mm.
-
-
Read
only
6927
String / 16
Version
Version string specified
by Entry number.
-
-
Read
only
6952
Unsigned / 2 Available en-
tries
Current number of
available firmware
updates log entries.
-
-
Read
only
6953
Unsigned / 2 Clear parame-
ter change log
Command to clear the
parameter change log.
-
•
1: Clear log
Write
only
(Expert)
A.9.12
Device reset
Table A- 139 Device reset
Modbus
register
Data type /
Size in bytes
Parameter
Description
Default value
[unit]
(unit register)
Value range /
Setting options
Access
level
700
Unsigned / 2 Set to default
Command to set all
changeable parame-
ters to their defined
values.
0
•
1: Reset parameters Write
only
6000
Unsigned / 2 Restart device Command to restart
device.
-
•
1: Restart device
Write
only